# Plantronics BackBeat Fit
See [usage instructions](https://github.com/jaakkopasanen/AutoEq#usage) for more options and info.

### Parametric EQs
You can use filters 1-5 or 1-10. Apply preamp of -6.8 dB or -6.9 dB, respectively.

|   # | Type      |   Fc (Hz) |    Q |   Gain (dB) |
|-----|-----------|-----------|------|-------------|
|   1 | LowShelf  |       105 | 0.7  |        17.9 |
|   2 | Peaking   |        59 | 0.31 |       -20   |
|   3 | Peaking   |      1609 | 1.19 |         6.6 |
|   4 | Peaking   |      3636 | 2.08 |         2.1 |
|   5 | Peaking   |      9954 | 0.4  |         4.6 |
|   6 | Peaking   |        83 | 1.78 |        -1   |
|   7 | Peaking   |       169 | 1.43 |         1.7 |
|   8 | Peaking   |       616 | 1.4  |        -2.5 |
|   9 | Peaking   |       975 | 2.64 |         2.2 |
|  10 | HighShelf |     10000 | 0.7  |         0.4 |

### Fixed Band EQs
When using fixed band (also called graphic) equalizer, apply preamp of **-6.8 dB** (if available) and set gains manually with these parameters.

|   # | Type    |   Fc (Hz) |    Q |   Gain (dB) |
|-----|---------|-----------|------|-------------|
|   1 | Peaking |        31 | 1.41 |         4.5 |
|   2 | Peaking |        62 | 1.41 |        -5.7 |
|   3 | Peaking |       125 | 1.41 |        -6.1 |
|   4 | Peaking |       250 | 1.41 |        -5.2 |
|   5 | Peaking |       500 | 1.41 |        -5.3 |
|   6 | Peaking |      1000 | 1.41 |         3.1 |
|   7 | Peaking |      2000 | 1.41 |         5.6 |
|   8 | Peaking |      4000 | 1.41 |         3.2 |
|   9 | Peaking |      8000 | 1.41 |         4.3 |
|  10 | Peaking |     16000 | 1.41 |         6.5 |

### Graphs
![](./Plantronics%20BackBeat%20Fit.png)
